<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE html>
<html>
<head>
<style>

.c {
    height: 10px;
    background: rgba(0,255,0,.5);
}

</style>
</head>
<body>
<div class="c"></div>
<div class="c"></div>
</body>
</html>

